fix: remove secondary variant modifier from "Create Task" button (#605)

* remove secondary variant modifier from 'Create Task' button

* follow up box buttons same size

frontend/src/components/tasks/TaskFollowUpSection.tsx

@@ -249,7 +249,6 @@ export function TaskFollowUpSection({
                   <Button
                     variant="secondary"
                     size="sm"
-                    className="h-10 w-10 p-0"
                     onClick={() => setShowImageUpload(!showImageUpload)}
                     disabled={!canSendFollowUp}
                   >
@@ -275,7 +274,7 @@ export function TaskFollowUpSection({
                               variant="secondary"
                               size="sm"
                               className={cn(
-                                'h-10 w-24 px-2 flex items-center justify-between transition-all',
+                                'w-24 px-2 flex items-center justify-between transition-all',
                                 isAnimating && 'scale-105 bg-accent'
                               )}
                             >

frontend/src/components/tasks/TaskFormDialog.tsx

@@ -511,7 +511,7 @@ export function TaskFormDialog({
               ) : (
                 <>
                   <Button
-                    variant="secondary"
+                    variant="outline"
                     onClick={handleSubmit}
                     disabled={
                       isSubmitting || isSubmittingAndStart || !title.trim()